This title shall not be construed as abating any action now pending under, or as discontinuing, abating, modifying, or altering any penalty accruing or about to accrue, or as affecting the liability of any person, firm or corporation, or as waving any right of the town under any section or provision existing on the effective date hereof, or as vacating or annulling any rights obtained by any person, firm, or corporation, by lawful action of the town except as shall be expressly provided for in this title. (1993 Code § 16.04.050)